222711344

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{211}}^1\times {\mathrm{1609}}^1$

素因数の和:1869

約数の個数: 40

約数和(自身を含む): 444398640

約数和(自身を除く): 221687296

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 211, 328, 422, 656, 844, 1609, 1688, 3218, 3376, 6436, 8651, 12872, 17302, 25744, 34604, 65969, 69208, 131938, 138416, 263876, 339499, 527752, 678998, 1055504, 1357996, 2715992, 5431984, 13919459, 27838918, 55677836, 111355672, 222711344]

約数ペア:

[(1, 222711344), (2, 111355672), (4, 55677836), (8, 27838918), (16, 13919459), (41, 5431984), (82, 2715992), (164, 1357996), (211, 1055504), (328, 678998), (422, 527752), (656, 339499), (844, 263876), (1609, 138416), (1688, 131938), (3218, 69208), (3376, 65969), (6436, 34604), (8651, 25744), (12872, 17302)]